You have just started your summer internship, and your boss asks you to review a recent analysis that was done to compare three alternative proposals...

You have just started your summer​ internship, and your boss asks you to review a recent analysis that was done to compare three alternative proposals to enhance the​ firm's manufacturing facility. You find that the prior analysis ranked the proposals according to their​ IRR, and recommended the highest IRR​ option, Proposal A. You are concerned and decide to redo the analysis using NPV to determine whether this recommendation was appropriate. But while you are confident the IRRs were computed​ correctly, it seems that some of the underlying data regarding the cash flows that were estimated for each proposal was not included in the report. For Proposal​ B, you cannot find information regarding the total initial investment that was required in Year 0. And for Proposal​ C, you cannot find the data regarding additional salvage value that will be recovered in Year 3. Here is the information you have​ (in $​ millions)